85522658806877 has 8 divisors (see below), whose sum is σ = 90865195783200. Its totient is φ = 80264256271344.

The previous prime is 85522658806861. The next prime is 85522658806933. The reversal of 85522658806877 is 77860885622558.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 85522658806877 - 2⁴ = 85522658806861 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 85522658806798 and 85522658806807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85522658800877) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21033608102 + ... + 21033612167.

It is an arithmetic number, because the mean of its divisors is an integer number (11358149472900).

Almost surely, 2^{85522658806877} is an apocalyptic number.

It is an amenable number.

85522658806877 is a deficient number, since it is larger than the sum of its proper divisors (5342536976323).

85522658806877 is a wasteful number, since it uses less digits than its factorization.

85522658806877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42067220395.

The product of its (nonzero) digits is 3612672000, while the sum is 77.

The spelling of 85522658806877 in words is "eighty-five trillion, five hundred twenty-two billion, six hundred fifty-eight million, eight hundred six thousand, eight hundred seventy-seven".